"General Inquiry about the Number 1" matching MCP servers:

x402 capability chassis: 170+ AI-callable, pay-per-call data tools (US/global equities, crypto/DeFi, prediction markets, gov/legal, research, infra) settled in USDC on Base mainnet via the Coinbase CDP facilitator. No API keys or accounts — the x402 payment is the auth. Remote MCP at https://the-stall.intuitek.ai/mcp.

MCP server for executing atomic liquidity swaps via 1inch Fusion, enabling CLRTY-1 token to USDT settlement with fail-closed safety and dry-run mode.

MCP server that lets an AI analyst place real bets on Binance prediction markets, using Kelly criterion sizing, and tracks its performance through a transparent record of betting slips and outcomes.

Reasoning-puzzle arcade for AI agents with seven generated puzzle families, free samples, automatic answer checking, and ranked play from $0.02 USDC on Base via x402. Connect through MCP or HTTP. Browse and try samples without a wallet; run paid tools locally with an explicit spending limit.

TCG oracle as an MCP server: 22 focused tools. Search 455K+ trading cards, live market snapshots, AI grading and grade-or-not decisions, conformal-calibrated price forecasts with a public accuracy scorecard, card-collateral loan terms, fantasy and sports souls leagues. Every root proven on-chain. Same tools as the hosted endpoint at mcp.the-undesirables.com, over stdio; no keys.

Provides real-time and historical cryptocurrency market data from multiple exchanges (Binance, Kraken, Coinbase Pro) with Redis caching and rate limiting support.

Provides real-time cryptocurrency prices, market cap, and 24h change using CoinGecko, with free access and no API key required.

Enables AI agents to enforce configurable spending policies before executing trades or x402 payments via Binance Agent OS, recording every policy decision onchain to an Ethereum Sepolia audit log.

On-chain crypto indicators (EMA, RSI, VWAP, Bollinger) via Chainlink oracles.

Provides 31 AI-powered crypto trading tools for Claude, Cursor, and any MCP client, enabling strategy creation, backtesting, bot deployment, copy trading, and portfolio management across multiple exchanges.

Exposes TaskFleet's pay-per-call AI task APIs as MCP tools, including web search, scraping, extraction, translation, code review, summarization, and wallet intelligence. Payments are handled via x402 (USDC on Base) with no accounts or API keys.

Enables natural language trading operations for stocks, options, crypto, and portfolio management via Alpaca's Trading API through AI assistants.

AgentBureau provides the legal and physical infrastructure for AI agents to operate within the German jurisdiction. We bridge the gap between digital intelligence and real-world action by providing "Embodiment-as-a-Service." Through our API, agents can perform legally binding actions—like sending faxes, mailing physical letters, issuing invoices, forming entire companies (GmbH/UG), ...

An MCP server enabling AI agents to interact with JustLend DAO on TRON for lending, borrowing, and portfolio management, plus general TRON chain utilities.

This plugin enables interaction with blockchain data and NFTs through the Alchemy SDK, allowing operations such as retrieving NFT metadata, fetching NFTs for wallet addresses, and getting the latest block number.

MCP server that answers questions about the Chia blockchain, including balances, blocks, transactions, offers, fees, and more, using the public coinset.org API and CoinGecko for pricing.

Provides real-time information about Ethereum addresses across multiple chains using the Model Context Protocol, featuring a Server-Sent Events endpoint for live updates.

Provides a 1-line USDC paywall wrapper for any FastMCP tool using the Coinbase x402 protocol, enabling pay-per-call endpoints settled on Base, Polygon, Solana, or Bitcoin Lightning.

Streams real-time, structured MEXC exchange announcements to AI agents, enabling access to the latest listings, delistings, and general announcements with clean data including full links and ISO timestamps.

Enables AI agents to analyze Uniswap V3 pool liquidity depth and estimate price impact at 1%, 2%, 5%, and 10% levels before large trades, with pay-per-call micropayments via x402.